https://bugs.kde.org/show_bug.cgi?id=290289

           Summary: crashed when closing the Download Window in firefox.
           Product: plasma
           Version: unspecified
          Platform: Ubuntu Packages
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: plasma-bugs@kde.org
        ReportedBy: nicola2007@comcast.net


Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic i686
Distribution: Linux Mint 12 Lisa

-- Information about the crash:
Closed the Download window in firefox. Cklicked on the X button

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb5f42720 (LWP 3660))]

Thread 2 (Thread 0xaef4db70 (LWP 3730)):
#0  0x00cee416 in __kernel_vsyscall ()
#1  0x001d340e in __GI___poll (fds=0x9962800, nfds=1, timeout=-1) at
../sysdeps/unix/sysv/linux/poll.c:87
#2  0x045e034b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x045d1896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x045d1c2a in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x021ecb37 in QEventDispatcherGlib::processEvents (this=0x9961050,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x021bd1dd in QEventLoop::processEvents (this=0xaef4d1f0, flags=...) at
kernel/qeventloop.cpp:149
#7  0x021bd421 in QEventLoop::exec (this=0xaef4d1f0, flags=...) at
kernel/qeventloop.cpp:201
#8  0x020c090b in QThread::exec (this=0x993c528) at thread/qthread.cpp:498
#9  0x0219de2d in QInotifyFileSystemWatcherEngine::run (this=0x993c528) at
io/qfilesystemwatcher_inotify.cpp:248
#10 0x020c37b3 in QThreadPrivate::start (arg=0x993c528) at
thread/qthread_unix.cpp:331
#11 0x04e589cd in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x001e20ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb5f42720 (LWP 3660)):
[KCrash Handler]
#7  isNull (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0xa232f68) at
../../../libs/taskmanager/taskitem.cpp:113
#10 0x05843662 in WindowTaskItem::publishIconGeometry (this=0xa5e7450) at
../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x05854688 in AbstractTaskItem::timerEvent (this=0xa5e7450,
event=0xbff897dc) at
../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x021d6994 in QObject::event (this=0xa5e7450, e=0xbff897dc) at
kernel/qobject.cpp:1181
#13 0x01bf6bd4 in QGraphicsWidget::event (this=0xa5e7450, event=0xbff897dc) at
graphicsview/qgraphicswidget.cpp:1455
#14 0x01537d54 in notify_helper (e=0xbff897dc, receiver=0xa5e7450,
this=0x8d76530) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x8d76530, receiver=0xa5e7450,
e=0xbff897dc) at kernel/qapplication.cpp:4458
#16 0x0153d103 in QApplication::notify (this=0xbff897dc, receiver=0xa5e7450,
e=0xbff897dc) at kernel/qapplication.cpp:3886
#17 0x0118e681 in KApplication::notify (this=0x8d67d98, receiver=0xa5e7450,
event=0xbff897dc) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x021be19e in QCoreApplication::notifyInternal (this=0x8d67d98,
receiver=0xa5e7450, event=0xbff897dc) at kernel/qcoreapplication.cpp:787
#19 0x021eec10 in sendEvent (event=0xbff897dc, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x8d7b3a4) at
kernel/qeventdispatcher_unix.cpp:603
#21 0x021ec155 in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=0x8d7b800) at
kernel/qeventdispatcher_glib.cpp:231
#23 0x045d125f in g_main_context_dispatch () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#24 0x045d1990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x045d1c2a in g_main_context_iteration () from
/lib/i386-linux-gnu/libglib-2.0.so.0
#26 0x021ecada in QEventDispatcherGlib::processEvents (this=0x8ce6230,
flags=...) at kernel/qeventdispatcher_glib.cpp:422
#27 0x015efe3a in QGuiEventDispatcherGlib::processEvents (this=0x8ce6230,
flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x021bd1dd in QEventLoop::processEvents (this=0xbff89a54, flags=...) at
kernel/qeventloop.cpp:149
#29 0x021bd421 in QEventLoop::exec (this=0xbff89a54, flags=...) at
kernel/qeventloop.cpp:201
#30 0x021c219d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#31 0x015358f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#32 0x00a8718b in kdemain (argc=1, argv=0xbff89c54) at
../../../../plasma/desktop/shell/main.cpp:120
#33 0x0804850b in main (argc=1, argv=0xbff89c54) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 290280, bug 290268, bug 290218, bug 290215,
bug 290213.

Reported using DrKonqi

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